LT-400CL
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8. Functions listed alphabetically by command acronyms
8.1. Command AH – One-push AWB shutter
This command controls a white balance by setting an appropriate shutter speed
for
each channel.
Settings:
0 to initiate
Applicable modes:
TR=1 Shutter select mode
Associated functions:
Commands WB,EI,PER,PEG,PEB
Important Note:
When color temperature of used illumination exceeds the range of adjustment,
proper white balance may not be obtained.
The data can be stored in camera memory for use at next start up.
This function can work on external trigger mode.
The S/N ratio of the output will remain constant for all channels
Refer to chapter
6.3.4 White balance
for further details.
8.2. Command AHRS – Request status after One-Push AWB
This command returns the status of the One-Push AWB function, with the following
parameters:
0=AWB not completed yet
1=Succeeded
2=Error1: Green image too bright
3=Error2: Green image too dark
4=Error3: Timeout occurred
8.3. Command AL – Automatic Line Rate Reference Level
Settings:
0 to 1023(10 bit output)
Applicable modes:
No-Shutter with Internal trigger
Shutter select with internal trigger
Associated functions:
Command AR
8.4. Command AR – Automatic Line Rate setting
This function will calculate and set the line rate of the camera based on the Automatic
Line Rate Reference Level (as set in command AL) and the scene illumination. Please
note that the aspect ratio of the scanned object will change as the line rate is
changed.
Settings:
0 (activate automatic process)
Applicable modes:
No-Shutter with internal trigger
Shutter select with internal trigger
Associated functions:
Command AL, Command TG=0
Important note
The data can be stored in the camera memory for next start up.